[Mono-bugs] [Bug 462438] SIGSEGV while running tests/pinvoke2.exe on PowerPC

bugzilla_noreply at novell.com bugzilla_noreply at novell.com
Wed Dec 24 13:07:43 EST 2008


User munroesj at us.ibm.com added comment

--- Comment #1 from Steven Munroe <munroesj at us.ibm.com>  2008-12-24 11:07:41 MST ---
Additional debug info:

build32_22/mono/tests> gdb ../../mono/mini/mono
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This GDB was configured as "ppc-suse-linux"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) handle SIGXCPU SIG33 SIG35 SIGPWR nostop noprint
Signal        Stop      Print   Pass to program Description
SIGXCPU       No        No      Yes             CPU time limit exceeded
SIGPWR        No        No      Yes             Power fail/restart
SIG33         No        No      Yes             Real-time event 33
SIG35         No        No      Yes             Real-time event 35
(gdb) set environment MONO_PATH ../../../mcs/class/lib/net_2_0
(gdb) set environment MONO_SHARED_DIR
(gdb) set environment MONO_CFG_DIR
(gdb) run pinvoke2.exe
Starting program: /home/sjmunroe/src/mono-ppc/build32_22/mono/mini/mono
[Thread debugging using libthread_db enabled]
[New Thread 0xf7fb6210 (LWP 29760)]
[New Thread 0xf77a34b0 (LWP 29763)]
[New Thread 0xf77434b0 (LWP 29764)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xf7fb6210 (LWP 29760)]
0x1015fa38 in mono_class_init (class=0x10381e48)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/class.c:3525
3525            if (class->generic_class && !class->generic_class->is_dynamic)
(gdb) print class
$1 = (MonoClass *) 0x10381e48
(gdb) print *class
$2 = {element_class = 0x1039bde8, cast_class = 0x10300ed8, supertypes = 0x0,
  idepth = 0, rank = 0 '\0', instance_size = 272096536, inited = 0,
  init_pending = 1, size_inited = 0, valuetype = 0, enumtype = 0,
  blittable = 0, unicode = 0, wastypebuilder = 0, min_align = 0 '\0',
  packing_size = 0, ghcimpl = 0, has_finalize = 0, marshalbyref = 0,
  contextbound = 0, delegate = 0, gc_descr_inited = 0, has_cctor = 0,
  has_references = 1, has_static_refs = 0, no_special_static_fields = 0,
  is_com_object = 0, nested_classes_inited = 1, simd_type = 0,
  exception_type = 105 'i', parent = 0x65737400, nested_in = 0x10,
  nested_classes = 0x19, image = 0x80000000,
  name = 0x1ffff <Address 0x1ffff out of bounds>,
  name_space = 0x2 <Address 0x2 out of bounds>, enum_basetype = 0x10243e00,
  declsec_flags = 272157152, type_token = 25, vtable_size = 271643680,
  interface_count = 4152, interface_id = 7648, max_interface_id = 0,
  interface_offsets_count = 0, interfaces_packed = 0x0,
  interface_offsets_packed = 0x1038da10,
  interface_bitmap = 0x11 <Address 0x11 out of bounds>,
  interfaces = 0x1038c800, sizes = {class_size = 0, element_size = 0,
    generic_param_token = 0}, flags = 0, field = {first = 17,
    count = 271617680}, method = {first = 0, count = 0}, property = {
    first = 25, count = 271620352}, event = {first = 272113120, count = 0},
  marshal_info = 0x0, fields = 0x1038dae0, properties = 0x31, events = 0x100,
  methods = 0x0, this_arg = {data = {klass = 0xffffffff, type = 0xffffffff,
      array = 0xffffffff, method = 0xffffffff, generic_param = 0xffffffff,
      generic_class = 0xffffffff}, attrs = 65535, type = 255, num_mods = 63,
    byref = 1, pinned = 1, modifiers = 0x10381ee8}, byval_arg = {data = {
      klass = 0xffffffff, type = 0xffffffff, array = 0xffffffff,
      method = 0xffffffff, generic_param = 0xffffffff,
      generic_class = 0xffffffff}, attrs = 65535, type = 255, num_mods = 63,
    byref = 1, pinned = 1, modifiers = 0x10381ef0},
  generic_class = 0xffffffff, generic_container = 0xffffffff,
  reflection_info = 0xffffffff, gc_descr = 0x1ffffff, runtime_info = 0x0,
  next_class_cache = 0xd1, vtable = 0x10381f08, field_def_values = 0x10381f08}
(gdb) x/50 0x10381e48
0x10381e48:     0x1039bde8      0x10300ed8      0x00000000      0x00000000
0x10381e58:     0x1037dd18      0x40000011      0x6c696274      0x65737400
0x10381e68:     0x00000010      0x00000019      0x80000000      0x0001ffff
0x10381e78:     0x00000002      0x10243e00      0x1038c9e0      0x00000019
0x10381e88:     0x1030f420      0x10381de0      0x00000000      0x00000000
0x10381e98:     0x1038da10      0x00000011      0x1038c800      0x00000000
0x10381ea8:     0x00000000      0x00000011      0x10308e90      0x00000000
0x10381eb8:     0x00000000      0x00000019      0x10309900      0x10381de0
0x10381ec8:     0x00000000      0x00000000      0x1038dae0      0x00000031
0x10381ed8:     0x00000100      0x00000000      0xffffffff      0xffffffff
0x10381ee8:     0xffffffff      0xffffffff      0xffffffff      0xffffffff
0x10381ef8:     0xffffffff      0x01ffffff      0x00000000      0x000000d1
0x10381f08:     0x10381f08      0x10381f08

(gdb) info reg pc
pc             0x1015fa38       269875768
(gdb) backtrace
#0  0x1015fa38 in mono_class_init (class=0x10381e48)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/class.c:3525
#1  0x1011303c in mono_marshal_load_type_info (klass=0x10381e48)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/marshal.c:11349
#2  0x10113504 in mono_class_native_size (klass=0x10381e48, align=0xffc74238)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/marshal.c:11488
#3  0x1001bad8 in mono_allocate_stack_slots_full (cfg=0x10390900, backward=0,
    stack_size=0xffc742bc, stack_align=0xffc742c0)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini.c:10364
#4  0x100e78a0 in mono_arch_allocate_vars (m=0x10390900)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini-ppc.c:1185
#5  0x1005272c in mini_method_compile (method=0x1039c220,
    opts=<value optimized out>, domain=0xf7e6bee0,
    run_cctors=<value optimized out>, compile_aot=<value optimized out>,
    parts=0) at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini.c:12744
#6  0x10053080 in mono_jit_compile_method (method=0x1039c220)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini.c:13137
#7  0x10176890 in mono_compile_method (method=0xffffffff)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:529
#8  0x10052e84 in mono_jit_compile_method (method=0x103546d8)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini.c:13093
#9  0x10176890 in mono_compile_method (method=0xffffffff)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:529
---Type <return> to continue, or q <return> to quit---
#10 0x100cfe70 in mono_magic_trampoline (regs=0xffc7449c,
    code=0xf75d4598 "\200a", m=0x103546d8, tramp=<value optimized out>)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini-trampolines.c:290
#11 0xf7fc4114 in ?? ()
#12 0xf75d4598 in ?? ()
#13 0xf75f3084 in ?? ()
#14 0x1005394c in mono_jit_runtime_invoke (method=0xffc74690, obj=0x0,
    params=0x0, exc=0x0)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini.c:13481
#15 0x10177c90 in mono_runtime_invoke (method=0x103546f8, obj=0x0, params=0x0,
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:2399
#16 0x1017b304 in mono_runtime_invoke_array (method=0x103546f8, obj=0x0,
    params=0x0, exc=0x0)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:3488
#17 0x1019a448 in ves_icall_InternalInvoke (method=<value optimized out>,
    this=0x0, params=0x0, exc=0xffc74924)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/icall.c:3038
#18 0xf75f2fa8 in ?? ()
#19 0xf75f2a58 in ?? ()
#20 0xf75f2934 in ?? ()
#21 0xf7ba5988 in ?? ()
#22 0xf7ba54cc in ?? ()
---Type <return> to continue, or q <return> to quit---
#23 0xf7ba539c in ?? ()
#24 0x1005394c in mono_jit_runtime_invoke (method=0xffc748f0, obj=0xf7630450,
    params=0xf762ffc8, exc=0x0)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/mini.c:13481
#25 0x10177c90 in mono_runtime_invoke (method=0x102fb098, obj=0x0,
    params=0xffc74ae8, exc=0x0)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:2399
#26 0x1017e74c in mono_runtime_exec_main (method=0x102fb098,
    args=<value optimized out>, exc=0x0)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:3291
#27 0x1017ff44 in mono_runtime_run_main (method=0xf7632aa0, argc=1, argv=0x6,
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/metadata/object.c:3084
#28 0x100adb44 in mono_jit_exec (domain=<value optimized out>,
    assembly=<value optimized out>, argc=1, argv=0xffc74f08)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/driver.c:920
#29 0x100af010 in mono_main (argc=2, argv=<value optimized out>)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/driver.c:968
#30 0x100139c8 in main (argc=-1, argv=0x10381e48)
    at /home/sjmunroe/src/mono-ppc/mono-2.2/mono/mini/main.c:34
(gdb) disassemble
Dump of assembler code for function mono_class_init:
0x1015f900 <mono_class_init+0>: mfcr    r12
0x1015f904 <mono_class_init+4>: mflr    r0
0x1015f908 <mono_class_init+8>: stwu    r1,-112(r1)
0x1015f90c <mono_class_init+12>:        stw     r31,108(r1)
0x1015f910 <mono_class_init+16>:        mr.     r31,r3
0x1015f914 <mono_class_init+20>:        stw     r21,68(r1)
0x1015f918 <mono_class_init+24>:        stw     r22,72(r1)
0x1015f91c <mono_class_init+28>:        stw     r23,76(r1)
0x1015f920 <mono_class_init+32>:        stw     r24,80(r1)
0x1015f924 <mono_class_init+36>:        stw     r25,84(r1)
0x1015f928 <mono_class_init+40>:        stw     r26,88(r1)
0x1015f92c <mono_class_init+44>:        stw     r27,92(r1)
0x1015f930 <mono_class_init+48>:        stw     r28,96(r1)
0x1015f934 <mono_class_init+52>:        stw     r29,100(r1)
0x1015f938 <mono_class_init+56>:        stw     r30,104(r1)
0x1015f93c <mono_class_init+60>:        stw     r0,116(r1)
0x1015f940 <mono_class_init+64>:        stw     r12,64(r1)
0x1015f944 <mono_class_init+68>:        beq-    0x10160240
0x1015f948 <mono_class_init+72>:        lwz     r0,20(r31)
0x1015f94c <mono_class_init+76>:        cmpwi   cr7,r0,0
0x1015f950 <mono_class_init+80>:        bge-    cr7,0x1015f9b0
0x1015f954 <mono_class_init+84>:        lbz     r0,25(r31)
0x1015f958 <mono_class_init+88>:        cntlzw  r30,r0
0x1015f95c <mono_class_init+92>:        rlwinm  r30,r30,27,5,31
0x1015f960 <mono_class_init+96>:        lwz     r0,116(r1)
0x1015f964 <mono_class_init+100>:       lwz     r12,64(r1)
0x1015f968 <mono_class_init+104>:       mr      r3,r30
0x1015f96c <mono_class_init+108>:       lwz     r21,68(r1)
0x1015f970 <mono_class_init+112>:       lwz     r22,72(r1)
0x1015f974 <mono_class_init+116>:       lwz     r23,76(r1)
0x1015f978 <mono_class_init+120>:       lwz     r24,80(r1)
0x1015f97c <mono_class_init+124>:       lwz     r25,84(r1)
0x1015f980 <mono_class_init+128>:       lwz     r26,88(r1)
0x1015f984 <mono_class_init+132>:       mtlr    r0
0x1015f988 <mono_class_init+136>:       lwz     r27,92(r1)
0x1015f98c <mono_class_init+140>:       lwz     r28,96(r1)
0x1015f990 <mono_class_init+144>:       mtcrf   8,r12
0x1015f994 <mono_class_init+148>:       lwz     r29,100(r1)
0x1015f998 <mono_class_init+152>:       lwz     r30,104(r1)
0x1015f99c <mono_class_init+156>:       lwz     r31,108(r1)
0x1015f9a0 <mono_class_init+160>:       addi    r1,r1,112
0x1015f9a4 <mono_class_init+164>:       blr
0x1015f9a8 <mono_class_init+168>:       nop
0x1015f9ac <mono_class_init+172>:       nop
0x1015f9b0 <mono_class_init+176>:       bl      0x101815a0 <mono_loader_lock>
0x1015f9b4 <mono_class_init+180>:       lwz     r10,20(r31)
0x1015f9b8 <mono_class_init+184>:       cmpwi   cr7,r10,0
0x1015f9bc <mono_class_init+188>:       blt-    cr7,0x1015fd90
0x1015f9c0 <mono_class_init+192>:       andis.  r0,r10,16384
0x1015f9c4 <mono_class_init+196>:       bne-    0x1015fcb0
0x1015f9c8 <mono_class_init+200>:       li      r0,1
0x1015f9cc <mono_class_init+204>:       rlwimi  r10,r0,30,1,1
0x1015f9d0 <mono_class_init+208>:       stw     r10,20(r31)
0x1015f9d4 <mono_class_init+212>:       bl      0x101af3f0
0x1015f9d8 <mono_class_init+216>:       cmpwi   cr7,r3,0
0x1015f9dc <mono_class_init+220>:       beq-    cr7,0x1015fa00
0x1015f9e0 <mono_class_init+224>:       lwz     r4,28(r31)
0x1015f9e4 <mono_class_init+228>:       cmpwi   cr7,r4,0
0x1015f9e8 <mono_class_init+232>:       beq-    cr7,0x1015fa00
0x1015f9ec <mono_class_init+236>:       lwz     r0,96(r4)
0x1015f9f0 <mono_class_init+240>:       andis.  r9,r0,4
0x1015f9f4 <mono_class_init+244>:       bne-    0x10160010
0x1015f9f8 <mono_class_init+248>:       nop
0x1015f9fc <mono_class_init+252>:       nop
0x1015fa00 <mono_class_init+256>:       bl      0x101af3d0
0x1015fa04 <mono_class_init+260>:       cmpwi   cr7,r3,1
0x1015fa08 <mono_class_init+264>:       beq-    cr7,0x1015fcdc
0x1015fa0c <mono_class_init+268>:       lis     r9,4141
0x1015fa10 <mono_class_init+272>:       addi    r10,r9,23336
0x1015fa14 <mono_class_init+276>:       lwz     r11,4(r10)
0x1015fa18 <mono_class_init+280>:       addi    r11,r11,1
0x1015fa1c <mono_class_init+284>:       stw     r11,4(r10)
0x1015fa20 <mono_class_init+288>:       nop
0x1015fa24 <mono_class_init+292>:       nop
0x1015fa28 <mono_class_init+296>:       nop
0x1015fa2c <mono_class_init+300>:       lwz     r3,168(r31)
0x1015fa30 <mono_class_init+304>:       cmpwi   cr7,r3,0
0x1015fa34 <mono_class_init+308>:       beq-    cr7,0x1015faf0

0x1015fa38 <mono_class_init+312>:       lwz     r0,12(r3) <--- PC
0x1015fa3c <mono_class_init+316>:       cmpwi   cr7,r0,0
0x1015fa40 <mono_class_init+320>:       blt-    cr7,0x1015faf0
0x1015fa44 <mono_class_init+324>:       lwz     r9,32(r10)
0x1015fa48 <mono_class_init+328>:       lwz     r30,0(r3)
0x1015fa4c <mono_class_init+332>:       addi    r9,r9,1
0x1015fa50 <mono_class_init+336>:       mr      r3,r30
0x1015fa54 <mono_class_init+340>:       stw     r9,32(r10)
0x1015fa58 <mono_class_init+344>:       nop
0x1015fa5c <mono_class_init+348>:       nop
0x1015fa60 <mono_class_init+352>:       nop
0x1015fa64 <mono_class_init+356>:       lwz     r0,108(r30)
0x1015fa68 <mono_class_init+360>:       lwz     r9,112(r30)
0x1015fa6c <mono_class_init+364>:       lwz     r11,100(r30)
0x1015fa70 <mono_class_init+368>:       lwz     r10,104(r30)
0x1015fa74 <mono_class_init+372>:       stw     r0,108(r31)
0x1015fa78 <mono_class_init+376>:       stw     r9,112(r31)
0x1015fa7c <mono_class_init+380>:       stw     r11,100(r31)
0x1015fa80 <mono_class_init+384>:       stw     r10,104(r31)
0x1015fa84 <mono_class_init+388>:       bl      0x1015f900 <mono_class_init>
0x1015fa88 <mono_class_init+392>:       mr      r3,r30
0x1015fa8c <mono_class_init+396>:       bl      0x10163ad0
0x1015fa90 <mono_class_init+400>:       lwz     r0,96(r31)
---Type <return> to continue, or q <return> to quit---q

info registers
r0             0x1      1
r1             0xffc74150       4291248464
r2             0xf7fbd690       4160476816
r3             0xffffffff       4294967295
r4             0x10381e48       272113224
r5             0x0      0
r6             0x102f5a30       271538736
r7             0x10390720       272172832
r8             0xf7fb6210       4160446992
r9             0x102d0000       271384576
r10            0x102d5b28       271407912
r11            0x1bd    445
r12            0x48022444       1208099908
r13            0x102dba98       271432344
r14            0xffc742bc       4291248828
r15            0x0      0
r16            0x10390720       272172832
r17            0xffffff 16777215
r18            0xffc742c0       4291248832
r19            0x1039b458       272217176
r20            0x0      0
r21            0x0      0
r22            0x1039b2d8       272216792
r23            0x1      1
r24            0x1039b728       272217896
r25            0x10390720       272172832
r26            0x1038fc68       272170088
r27            0x10390900       272173312
r28            0x10     16
r29            0x0      0
r30            0xffc74238       4291248696
r31            0x10381e48       272113224
pc             0x1015fa38       269875768
cr             0x28022448       671229000
lr             0x1015fa04       269875716
ctr            0xfe37488        266564744
xer            0x0      0

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